There are three ways this happens most often (note that sacrificing or bouncing wont help stop the exile clause)
I honestly think best card is tied for both Neo features of Kabutops: 358501 56.8 KB Choosing a worst one was hard, as some of the 3D ones looked meh but my ultimate pick was EX Legend Maker Kabutops - the art makes it look so short and bulky as if someone is wearing a Kabutops suit and a bulbous helmet/mask: 10 Likes draug June 26, 2021, 5:04pm 24 Fun game
And there are cards that convert energy to card advantage and into pumping the team along the way
Deck parts, large quantity, retired, sold in bulk Bombing Orbit Flyng Pegasus 3 Ruffian Railcar 3 Dynalessler Pancratops 1 Heavy Freight Train Derricrane 3 Bullet Express Bullet Liner 3 Deep Night Express Knight Knight Express Knight 3 Ghost Mourner & Moonlit Chill 2 Ghost Belle & Haunted Mansion 2 Ghost Ogre & Snow Rabbit 2 Eldlich the Golden Lord 1 Jizukiru, the Star Destroying Kaiju 2 Terraforming 1 Zapdos Bolt 2 Lightning Storm 2 Harpie's Feather Duster 1 Special Schedule 2 Urgent Schedule 3 Revolving Switchyard 3 Skill Drain 1 10 extras No.27 IJN Battleship-Dreadnought 1 Heavy Armored Train Ironwolf 1 No.81Psychic crossbow turret train Gustav Max 2 No.81Psychic crossbow turret train Spe Riolu Dora 2 Skypalace Gangaridai 1 Psychic IJN turret train Juggernaut Liebe 2 Engine heavy series Anger Knuckle 1 Total set of 50 pieces
Instead, it seems TCGplayer Direct has influenced this spike more than outright scarcity